whooping cough

I was at a routine doctor's appointment yesterday when I was told I was overdue on my Tetanus vaccination.  Ok, what the heck.   Let's get it over with and I'll be good for a few more years.  But then the Nurse also suggested that I get the combination that includes the Pertussis (or whooping cough) vaccination.

This photo is a diagram representing the test that was performed on me.  This is why going to the doctor is my last resort. However, despite my best efforts, I could not make it to work every day while I was sick.  I had a cold that started around September 16th.  (It's my birthday cold, I get one every year.)  My wife kept urging me to go to the doctor.  I did what every good husband does... I ig